ANNOTATED GAME

The Bird (Defense) soars
Tudev Ujtumen (IM) vs. Anatoly Lein (IM)
Annotated by: last_archimedean (1564)
Chess opening: Ruy Lopez (C61), Bird's defence, Paulsen variation
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This game was played in a tournament in Moscow, back in 1961. All annotations below are by Andy Soltis.
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O c6 6. Bc4 d6 7. Re1 Nf6 8. c3 Ng4 9. h3 Ne5
Up to now, this is the Main Line of Bird's Defense. All these moves are book.
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10. Bf1
Threatening to take over the center [10... PxP 11 NPxP, followed by 12 P-Q4.]

 
10... d3
If White tries 11 R-K3 trapping the QP, Black plays 11... P-KN4! 12 RxP P-N5 with strong pressure.
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11. f4 Qb6+
Taking immediate advantage of the newly open diagonal.

 
12. Kh1
Natural, but 12 K-R2! was better.

 
12... h5 13. fxe5 Bg4
This Bishop is taboo [14 PxB??? PxP mate.]
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14. Qb3 Qf2 15. Qxb7
There is no better option [15 R-Q1 is answered by either 15... B-Q7 or 15... BxR].
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15... Rd8 16. Rd1
To divert the B.

 
16... Bxd1 17. Qxc6+
Now Black can't interpose the B.

 
17... Ke7 18. Qc7+ Rd7 19. exd6+ Kf6
The Rook cannot be taken [20 QxR QxB ch 21 K-R2 Q-B5 ch 22 K-N1 BxP! 23 Q-B5 ch QxQ 24 PxQ B-N6!!! and White has no defense against 25... R-K1 and 26... R-K8 mate.]
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20. e5+ Kxe5 21. Qxd7 Qxf1+ 22. Kh2 Bxd6
Threatening a deadly discovered check.

 
23. c4 Qf4+ 24. Kh1 Kf6
White resigns, as he must now lose either the Queen or the King.
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